20 PCS Fiber Optic Cleaning Kit Optical Fiber Cleaner Tool with Fiber4339

2 x 1.25mm Cleaning Cotton Swab Kit(200PCS). 2 x 2.5mm Cleaning Cotton Swab Kit(200PCS). Water-proof Carry Bag -- Research has shown over 85% of fiber optic network failures are caused by contamination on the optical connector end-face.

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